Things to Remember:

 

Graphing:

  1. Slope formula:                          
  2. Slope-Intercept Form:            
  3. Point-Slope Form:                  
  4. Distance Formula:                   ; (note: not in textbook)
  5. Midpoint Formula:                  ; (note: not in textbook)
  6. Parallel lines have equal slope.
  7. Perpendicular lines have negative, reciprocal slopes.

 

Geometry:

  1. Square:           
  2. Rectangle:      
  3. Triangle:         
  4. Circle:             
  5. Pythagorean Theorem: right triangle

   “hypotenuse is equal to the sum of its two legs.”

  1. Two triangles are similar if the corresponding angles are congruent (equal in degree) and the corresponding sides are in proportion.
  2. Sum of angles of a triangle is 180°.
  3. Sum of angles on a straight line is 180°.

 

 

 

Parallel Lines:

 

 

Corresponding angles are equal:

Alternate interior angles are equal:

Alternate Exterior angles are equal: